CN212395922U

CN212395922U - Nitric acid oxidation tail gas condensing equipment

Info

Publication number: CN212395922U
Application number: CN202020778184.5U
Authority: CN
Inventors: 吕桂栋; 高建中
Original assignee: Shandong Juancheng Nangang Chemical Co ltd
Current assignee: Shandong Juancheng Nangang Chemical Co ltd
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2021-01-26
Anticipated expiration: 2030-05-12

Abstract

The utility model discloses a nitric acid oxidation tail gas condensing equipment, including bottom plate and the condenser of fixed mounting in bottom plate top one side, the top opposite side fixed mounting of bottom plate has one side to be the fixed case that the opening set up, and top one side intercommunication of fixed case is fixed with L shape outlet duct, and the one end of L shape outlet duct is fixed with the air inlet intercommunication of condenser, the top opposite side intercommunication of fixed case is fixed with the intake pipe, and fixed incasement sealed movable sleeve is equipped with the collecting box that the top set up for the opening, and fixed mounting has same filter screen between the bottom inner wall of collecting box, front side inner wall and the rear side inner wall, the top of filter screen and the top inner wall movable contact of fixed case, the intake pipe is located the left side of filter. The utility model discloses simple structure, convenient operation is convenient for filter the tail gas and collect the solid particle impurity that filters off in the collecting box, and is convenient for take out the solid particle impurity of collection fast, is favorable to using.

Description

Nitric acid oxidation tail gas condensing equipment

Technical Field

The utility model relates to a condensing equipment technical field especially relates to a nitric acid oxidation tail gas condensing equipment.

Background

The tail gas after nitric acid oxidation is treated in a chemical plant, the tail gas is discharged into a condenser for condensation treatment in a traditional mode, the condenser belongs to one type of heat exchanger, gas or steam can be converted into liquid, heat in the tail gas is quickly dissipated, and the tail gas contains a large amount of solid particle impurities, so that a filter box is required to be communicated and fixed at an air inlet of the condenser to filter the solid particle impurities;

but it has the shortcoming that it is inconvenient to collect the solid particle impurity in a set way and take out fast that it exists to current condenser air inlet intercommunication and fixed rose box, can not satisfy the user demand, therefore we have proposed nitric acid oxidation tail gas condensing equipment and have been used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a nitric acid oxidation tail gas condensing device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

nitric acid oxidation tail gas condensing equipment, including bottom plate and condenser fixedly mounted on one side of top of the bottom plate, the other side of top of the bottom plate is fixedly equipped with a fixed box whose one side is opened, one side of top of the fixed box is communicated with and fixed with L-shaped air outlet pipe, one end of the L-shaped air outlet pipe is communicated with and fixed with air inlet of condenser, another side of top of the fixed box is communicated with and fixed with air inlet pipe, the fixed box is equipped with a collecting box whose top is opened in a sealing movable cover, a same filtering net is fixedly mounted between inner wall of bottom, inner wall of front side and inner wall of rear side of the collecting box, top of the filtering net is movably contacted with inner wall of top of the fixed box, the air inlet pipe is positioned on left side of the filtering net, the L-shaped air outlet pipe is positioned on right side of the filtering net, one side, the L-shaped fixture block is clamped with the clamping groove, the bottom of the L-shaped fixture block is provided with an L-shaped groove, two vertical rods are fixedly arranged between the bottom inner wall and the top inner wall of the L-shaped groove, the two vertical rods are sleeved with the same moving rod in a sliding manner, two springs are fixedly arranged between the bottom of the moving rod and the bottom inner wall of the L-shaped groove, the springs are movably sleeved on the corresponding vertical rods, the top inner wall of the clamping groove is provided with a groove with one side provided with an opening, the top inner wall of the groove is fixedly provided with an arc-shaped block, the left side of the arc-shaped block is provided with an arc-shaped surface, the right side of the arc-shaped block is provided with a vertical surface, the top of the moving rod is fixedly provided with a connecting rod, the top end of the connecting rod extends into the groove and is nested with a ball, an L-shaped rod is fixedly installed on one side of the bottom of the moving rod, the bottom of the L-shaped rod extends to the lower portion of the L-shaped clamping block, the same fixing block is fixedly installed between the inner walls of the two sides of the L-shaped groove, and the fixing block is sleeved on the L-shaped rod in a sliding mode.

Preferably, the outer side of the collecting box is provided with a rectangular ring groove, a rectangular ring sealing ring is fixedly sleeved in the rectangular ring groove, and the outer side of the rectangular ring sealing ring is movably contacted with the inner wall of the fixed box.

Preferably, two circular holes are formed in the top of the moving rod, and the inner walls of the circular holes are connected with the outer sides of the corresponding vertical rods in a sliding mode.

Preferably, the top of the fixed block is provided with a first rectangular hole, and the inner wall of the first rectangular hole is in sliding connection with the outer side of the L-shaped rod.

Preferably, a second rectangular hole is formed in the inner wall of the top of the L-shaped groove, and the inner wall of the second rectangular hole is in sliding connection with the outer side of the connecting rod.

Preferably, a pulling block is fixedly arranged on the left side of the collecting box.

Compared with the prior art, the beneficial effects of the utility model are that:

through the condenser, the fixed box, the collecting box, the filter screen, the clamping groove, the L-shaped fixture block, the L-shaped groove, the vertical rod, the movable rod, the spring, the groove, the arc-shaped block, the connecting rod, the L-shaped rod and the fixed block are matched with the rectangular annular sealing ring, when the exhaust gas containing fixed particle impurities enters the collecting box through the air inlet pipe during use, the fixed particle impurities are filtered by the filter screen, when the fixed particle impurities in the collecting box are collected to a certain degree and need to be taken out and cleaned, the L-shaped rod is pulled downwards to drive the movable rod to slide downwards on the two vertical rods to compress the two springs, when the movable rod drives the balls to be staggered with the bottoms of the arc-shaped blocks through the connecting rod, the pull block is pulled leftwards to drive the L-shaped fixture block to be separated from the clamping groove through the collecting box, so that the solid particle impurities collected in the collecting box can be poured, the collecting box passes through L shape fixture block and drives the ball and roll and produce the extrusion force on the arcwall face of arc piece, and the ball drives the carriage release lever through the connecting rod and slides down on two montants and compress two springs, and when the arcwall face of ball and arc piece staggers, spring force resets and drives connecting rod rebound through the carriage release lever, and the connecting rod drives the ball rebound, and the collecting box is fixed.

The utility model discloses simple structure, convenient operation is convenient for filter the tail gas and collect the solid particle impurity that filters off in the collecting box, and is convenient for take out the solid particle impurity of collection fast, is favorable to using.

Drawings

FIG. 1 is a schematic structural view of a nitric acid oxidation tail gas condensing device provided by the utility model;

FIG. 2 is a schematic cross-sectional view of portion A of FIG. 1;

FIG. 3 is a side view of the rectangular annular seal ring of FIG. 1.

In the figure: the device comprises a condenser 1, a fixed box 2, a collecting box 3, a filter screen 4, a clamping groove 5, a clamping block 6L-shaped, a clamping block 7L-shaped, a vertical rod 8, a movable rod 9, a spring 10, a groove 11, an arc-shaped block 12, a connecting rod 13, a rod 14L-shaped, a fixed block 15 and a rectangular annular sealing ring 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a nitric acid oxidation tail gas condensing device comprises a bottom plate and a condenser 1 fixedly installed on one side of the top of the bottom plate, a fixed box 2 with one side being provided with an opening is fixedly installed on the other side of the top of the bottom plate, an L-shaped air outlet pipe is communicated and fixed on one side of the top of the fixed box 2, one end of the L-shaped air outlet pipe is communicated and fixed with an air inlet of the condenser, an air inlet pipe is communicated and fixed on the other side of the top of the fixed box 2, a collecting box 3 with the top being provided with an opening is hermetically and movably sleeved in the fixed box 2, a same filter screen 4 is fixedly installed between the inner wall of the bottom of the collecting box 3, the top of the filter screen 4 is movably contacted with the inner wall of the top of the fixed box 2, the air inlet pipe is positioned on the left side of the filter screen 4, the L-, one side of an L-shaped clamping block 6 extends into a clamping groove 5, the L-shaped clamping block 6 is clamped with the clamping groove 5, an L-shaped groove 7 is formed in the bottom of the L-shaped clamping block 6, two vertical rods 8 are fixedly installed between the bottom inner wall and the top inner wall of the L-shaped groove 7, a same moving rod 9 is slidably sleeved on the two vertical rods 8, two springs 10 are fixedly installed between the bottom of the moving rod 9 and the bottom inner wall of the L-shaped groove 7, the springs 10 are movably sleeved on the corresponding vertical rods 8, a groove 11 with one side provided as an opening is formed in the top inner wall of the clamping groove 5, an arc-shaped block 12 is fixedly installed on the top inner wall of the groove 11, the left side of the arc-shaped block 12 is provided with an arc-shaped surface, the right side of the arc-shaped block 12 is provided with a vertical surface, a connecting rod 13 is fixedly installed on the top of the moving rod, connecting rod 13's right side and recess 11's right side inner wall movable contact, ball and arc piece 12's inclined plane looks adaptation, bottom one side fixed mounting of carriage release lever 9 has L shape pole 14, and L shape pole 14's bottom extends to the below of L shape fixture block 6, and fixed mounting has same fixed block 15 between the both sides inner wall in L shape groove 7, and fixed block 15 slip cap is established on L shape pole 14, the utility model discloses simple structure, convenient operation is convenient for filter tail gas and will cross the solid particle impurity that filters and collect in collecting box 3, and is convenient for take out the solid particle impurity of collection fast, is favorable to using.

The utility model discloses in, the rectangle ring channel has been seted up in the outside of collecting box 3, the fixed cover is equipped with rectangle ring type seal 16 in the rectangle ring channel, rectangle ring type seal 16's the outside and fixed case 2's inner wall movable contact, two circular ports have been seted up at the top of carriage release lever 9, the inner wall of circular port and the outside sliding connection of the montant 8 that corresponds, first rectangular hole has been seted up at fixed block 15's top, the inner wall and the outside sliding connection of L shape pole 14 of first rectangular hole, the second rectangular hole has been seted up on the top inner wall of L shape groove 7, the inner wall of second rectangular hole and connecting rod 13's outside sliding connection, collecting box 3's left side fixed mounting has the pull block, the utility model discloses simple structure, convenient operation, be convenient for filter tail gas and collect the solid particle impurity that filters off in collecting box 3, and be convenient for take.

The working principle is as follows: when the tail gas purifier is used, tail gas containing fixed particle impurities enters the collecting box 3 through the gas inlet pipe, the fixed particle impurities are filtered by the filter screen 4, so that the fixed particle impurities are filtered to the left side of the filter screen 4, the fixed particle impurities fall into the collecting box 3 under the action of gravity, and when the fixed particle impurities in the collecting box 3 are collected to a certain degree and need to be taken out for cleaning;

the L-shaped rod 14 is pulled downwards, the L-shaped rod 14 drives the movable rod 9 to move downwards, the movable rod 9 slides downwards on the two vertical rods 8, the movable rod 9 compresses the two springs 10 in the moving process, the movable rod 9 drives the connecting rod 13 to move, the connecting rod 13 drives the balls to move, when the tops of the balls are staggered with the bottoms of the arc-shaped blocks 12, the pull block is pulled leftwards at the moment, the pull block drives the collecting box 3 to move, the collecting box 3 drives the L-shaped clamping block 6 to be separated from the clamping groove 5, the collecting box 3 can be taken out of the fixed box 1 at the moment, and solid particle impurities collected in the collecting box 3 can be poured out and the filter screen 4 can be cleaned;

after cleaning, during installation, the collecting box 3 is inserted into the fixed box 2 rightwards, the collecting box 3 drives the L-shaped clamping block 6 to move, the L-shaped clamping block 6 drives the connecting rod 13 to move, the connecting rod 13 drives the balls to move, when the balls are contacted with the arc-shaped surface of the arc-shaped block 12, the collecting box 3 is continuously moved, the balls roll on the arc-shaped surface of the arc-shaped block 12 and generate extrusion force, under the action of the extrusion force, the balls drive the connecting rod 13 to move downwards, the connecting rod 13 drives the movable rod 9 to move downwards, the movable rod 9 slides downwards on the two vertical rods 8, the movable rod 9 compresses the two springs 10 in the moving process, when the balls are staggered with the arc-shaped surface of the arc-shaped block 12, the springs 10 in the compressed state reset, the elastic force of the springs 10 drives the movable rod 9 to move upwards, the movable rod 9 drives the connecting rod 13 to move upwards, the left side of connecting rod 13 contacts with the right side of arc piece 12, and the right side of connecting rod 13 contacts with the right side inner wall of recess 11, and collecting box 3 is fixed.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Nitric acid oxidation tail gas condensing equipment, including bottom plate and fixed mounting in the condenser (1) of bottom plate top one side, the top opposite side fixed mounting of bottom plate has one side for the fixed case (2) of opening setting, the top one side of fixed case (2) communicates and is fixed with L shape outlet duct, the one end of L shape outlet duct communicates and fixes with the air inlet of condenser, its characterized in that, the top opposite side of fixed case (2) communicates and is fixed with the intake pipe, fixed case (2) inner seal movable sleeve has the collecting box (3) of top for the opening setting, fixed mounting has same filter screen (4) between the bottom inner wall of collecting box (3), front side inner wall and the rear side inner wall, the top of filter screen (4) and the top inner wall movable contact of fixed case (2), the intake pipe is located the left side of filter screen (4), L shape outlet duct is located the right side of filter screen (, the top of one side of the fixed box (2) is provided with a clamping groove (5), the top of one side of the collecting box (3) is fixedly provided with an L-shaped clamping block (6), one side of the L-shaped clamping block (6) extends into the clamping groove (5), the L-shaped clamping block (6) is clamped with the clamping groove (5), the bottom of the L-shaped clamping block (6) is provided with an L-shaped groove (7), two vertical rods (8) are fixedly arranged between the inner wall of the bottom and the inner wall of the top of the L-shaped groove (7), the two vertical rods (8) are slidably sleeved with the same moving rod (9), two springs (10) are fixedly arranged between the bottom of the moving rod (9) and the inner wall of the bottom of the L-shaped groove (7), the springs (10) are movably sleeved on the corresponding vertical rods (8), a groove (11) with one side for opening is arranged on the inner wall of the top of the clamping, the left side of arc piece (12) sets up to the arcwall face, the right side of arc piece (12) sets up to vertical face, the top fixed mounting of carriage release lever (9) has connecting rod (13), the top of connecting rod (13) extends to in recess (11) and the nested ball that has, the left side of connecting rod (13) and the right side movable contact of arc piece (12), the right side of connecting rod (13) and the right side inner wall movable contact of recess (11), the inclined plane looks adaptation of ball and arc piece (12), bottom one side fixed mounting of carriage release lever (9) has L shape pole (14), the bottom of L shape pole (14) extends to the below of L shape fixture block (6), fixed mounting has same fixed block (15) between the both sides inner wall of L shape groove (7), fixed block (15) slip cover is established on L shape pole (14).

2. The nitric acid oxidation tail gas condensing device of claim 1, wherein the outside of the collecting box (3) is provided with a rectangular ring groove, a rectangular ring sealing ring (16) is fixedly sleeved in the rectangular ring groove, and the outside of the rectangular ring sealing ring (16) is movably contacted with the inner wall of the fixed box (2).

3. A nitric acid oxidation tail gas condensing unit according to claim 1, characterized in that two circular holes are opened at the top of the moving rod (9), and the inner walls of the circular holes are slidably connected with the outer sides of the corresponding vertical rods (8).

4. The nitric acid oxidation tail gas condensing unit of claim 1, wherein the top of the fixed block (15) is provided with a first rectangular hole, and the inner wall of the first rectangular hole is slidably connected with the outer side of the L-shaped rod (14).

5. A nitric acid oxidation tail gas condensing unit according to claim 1, wherein a second rectangular hole is formed in the top inner wall of the L-shaped groove (7), and the inner wall of the second rectangular hole is slidably connected to the outer side of the connecting rod (13).

6. A nitric acid oxidation tail gas condensing unit according to claim 1, characterized in that a pull block is fixedly mounted to the left side of the collection box (3).